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Grewingkia
Taxonomy
Grewingkia was named by Dybowski (1873). Its type is Clisiophyllum buceros.
It was assigned to Streptelasmidae by Hill (1953); to Streptelasmatidae by Reiman (1958), Neuman (1969) and Elias (1981); to Streptelasmatinae by Elias (1985); and to Rugosa by Sepkoski (2002).
It was assigned to Streptelasmidae by Hill (1953); to Streptelasmatidae by Reiman (1958), Neuman (1969) and Elias (1981); to Streptelasmatinae by Elias (1985); and to Rugosa by Sepkoski (2002).
Species
G. alternata, G. anguinea, G. buceros, G. canadensis, G. compactum, G. contexta, G. crassa, G. cuneata, G. dentiseptata, G. dilata, G. dumosum, G. equinum, G. europaeum, G. falcatum, G. granosa, G. hibernica, G. injunctum, G. kiaeri, G. lamellosa, G. neumani, G. obichundensis, G. parva, G. robusta, G. robustum, G. rustica, G. semilunatum, G. voruense, G. whitei, Zaphrenthis haysii
Species lacking formal opinion data
Synonyms
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Synonymy list
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Grewingkia Dybowski 1873
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†Grewingkia alternata Saleh 1970
†Grewingkia anguinea Scheffen 1933
†Grewingkia buceros Eichwald 1885
†Grewingkia canadensis Billings 1862
†Grewingkia compactum Scheffen 1933
†Grewingkia contexta Neuman 1969
†Grewingkia contexta gissarensis Lavrusevich 1975
†Grewingkia crassa Elias 1981
†Grewingkia cuneata McLean 1977
†Grewingkia dentiseptata Lavrusevich 1971
†Grewingkia dilata Elias 1981
†Grewingkia dumosum Scheffen 1933
†Grewingkia equinum Scheffen 1933
†Grewingkia europaeum Roemer 1861
†Grewingkia falcatum Scheffen 1933
†Grewingkia granosa Lavrusevich 1975
†Grewingkia hibernica Kaljo and Klaamann 1965
†Grewingkia injunctum Scheffen 1933
†Grewingkia kiaeri Wedekind 1927
†Grewingkia lamellosa Elias 1981
†Grewingkia neumani McLean 1974
†Grewingkia obichundensis Lavrusevich 1975
†Grewingkia parva McLean 1974
†Grewingkia robusta Whiteaves 1896
†Grewingkia robustum Whiteaves 1896
†Grewingkia rustica Billings 1858
†Grewingkia semilunatum Scheffen 1933
†Grewingkia voruense Lavrusevich 1975
†Grewingkia whitei Pestana 1960
†Streptelasma (Grewingkia) europaeum hosholmensis Kaljo 1961
†Zaphrenthis haysii Meek 1865
Invalid names: Kiaerophyllum Wedekind 1927 [synonym]
Diagnosis
No diagnoses are available